/*
 * jETeL/CloverETL - Java based ETL application framework.
 * Copyright (c) Javlin, a.s. (info@cloveretl.com)
 *  
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
 */
package org.jetel.data.formatter.provider;

import org.jetel.data.formatter.CloverDataFormatter;
import org.jetel.data.formatter.Formatter;
import org.jetel.metadata.DataRecordMetadata;

/**
 * @author krivanekm (info@cloveretl.com)
 *         (c) Javlin, a.s. (www.cloveretl.com)
 *
 * @created 9. 10. 2014
 */
public class CloverDataFormatterProvider implements SharedFormatterProvider {
	
	private boolean append;
	
	private int compressLevel;

	private String[] excludedFieldNames;

	@Override
	public CloverDataFormatter getNewFormatter() {
		CloverDataFormatter formatter = new CloverDataFormatter();
		initFormatter(formatter);
		return formatter;
	}

	private CloverDataFormatter parent = null;
	private DataRecordMetadata parentMetadata = null;

	@Override
	public Formatter getNewSharedFormatter(DataRecordMetadata metadata) {
		if (parent == null) {
			parentMetadata = metadata;
			parent = getNewFormatter();
		} else if (metadata != parentMetadata) {
			throw new IllegalArgumentException("Different metadata");
		}
		CloverDataFormatter formatter = new CloverDataFormatter(parent);
		initFormatter(formatter);
		return formatter;
//		return getNewFormatter();
	}

	/**
	 * Common setup for newly created shared and unshared formatters.
	 * 
	 * @param formatter
	 */
	private void initFormatter(CloverDataFormatter formatter) {
		formatter.setAppend(append);
		formatter.setCompressLevel(compressLevel);
		formatter.setExcludedFieldNames(excludedFieldNames);
	}

	public void setAppend(boolean append) {
		this.append = append;
	}
	
	public void setCompressLevel(int compressLevel) {
		this.compressLevel = compressLevel;
	}

	public void setExcludedFieldNames(String[] excludedFieldNames) {
		this.excludedFieldNames = excludedFieldNames;
	}

}
